"""7.63.0 — menus mobiles façon Notion : barre horizontale au « / » + feuille plein écran."""

import json
import shutil
import subprocess
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parent.parent
SRC = (ROOT / "static" / "js" / "page_editor_scripts.js").read_text(encoding="utf-8")
CSS = (ROOT / "static" / "css" / "app.css").read_text(encoding="utf-8")


def _slice(src: str, start: str, end: str) -> str:
    i = src.index(start)
    return src[i:src.index(end, i)]


# ── Barre horizontale : les 15 boutons, dans l'ordre de la description ─────

def test_bar_items_in_order():
    chunk = _slice(SRC, "const MTB={", "open(i,el){const d=this.el()")
    order = ["['plus'", "['turn'", "['at'", "['comment'", "['image'", "['trash'",
             "['left'", "['right'", "['up'", "['down'", "['undo'", "['redo'",
             "['color'", "['more'", "['kbd'"]
    positions = [chunk.index(o) for o in order]
    assert positions == sorted(positions), positions
    # les 4 entrées « texte + chevron » de la description
    for w in ("'plus'", "'turn'", "'color'", "'more'"):
        assert w in chunk, w
    assert "fd-mtb-wide" in chunk and "fd-mtb-caret" in chunk


# ── Chaque bouton → une action réelle (pas de bouton mort) ─────────────────

def test_bar_actions_are_real():
    act = _slice(SRC, "act(k,btn){", "\n    };")
    for token in ("sheet('Insert block'", "sheet('Turn into'", "sheet('Color'",
                  "blockMenuOpen(", "a.blur()", "E.openMention(el)",
                  "E.commentBlock(idx)", "E.applySlash('image')", "E.deleteSelected(idx)",
                  "E.moveBlock(bid,k)", "E.undo()", "E.redo()"):
        assert token in act, token
    # « More » ouvre bien le menu contextuel de bloc existant (desktop)
    assert "this.close();blockMenuOpen(" in act


# ── Feuille plein écran : titre centré + Cancel + listes réutilisées ───────

def test_fullscreen_sheet():
    sheet = _slice(SRC, "sheet(title,html,handler){", "_insertHtml(){")
    for token in ("fd-msheet-head", "fd-msheet-title", "fd-msheet-cancel", "Cancel",
                  "fd-msheet-list block-menu"):
        assert token in sheet, token
    # contenu : items slash partagés + sous-menus de bloc partagés
    ins = _slice(SRC, "_insertHtml(){", "_bmAct(")
    assert "_GROUP_LABEL[g.name]" in ins and "_slashItemHtml" in ins
    assert "function _blockTurnItems(bid)" in SRC and "function _blockColorItems(bid)" in SRC
    # choix d'un item → applySlash via SM.sel (ferme tout)
    assert "SM.sel(it.dataset.sid)" in SRC


# ── Branchement sur le slash : mobile = barre, desktop = popup intacte ─────

def test_mobile_hook():
    for token in ("function _fdMobile()", "max-width: 768px",
                  "if(_fdMobile()){SM._o=true;MTB.open(i,el);return;}",
                  "MTB.close();", "!MTB.contains(ev.target)",
                  "else if(SM.isOpen)"):
        assert token in SRC, token
    # le popup desktop (positionnement + focus de la recherche) est toujours là
    assert "SM._e.style.display='flex'" in SRC and "SM._in.focus()" in SRC
    # la barre se referme quand le / disparaît
    assert "if(t.charAt(0)!=='/')SM.close();" in SRC


# ── Déplacement de bloc (↑↓ ordre, → indent, ← outdent) ────────────────────

def test_move_block_logic():
    m = _slice(SRC, "moveBlock(bid,dir){", "applyLastColor(idx){")
    for token in ("dir==='up'", "dir==='down'", "dir==='right'", "parent.children",
                  "pushHistory()", "this.sync()", "_focusBid(bid)"):
        assert token in m, token


# ── Styles ────────────────────────────────────────────────────────────────

def test_styles():
    for sel in (".fd-mtb {", ".fd-mtb .fd-mtb-item {", ".fd-mtb .fd-mtb-wide {",
                ".fd-msheet {", ".fd-msheet-head {", ".fd-msheet-cancel {",
                ".fd-msheet-list.block-menu {", ".fd-msheet .bm-item {",
                ".fd-msheet .slash-item {"):
        assert sel in CSS, sel


# ── Comportement réel : moveBlock sous node ───────────────────────────────

def test_move_block_for_real():
    node = shutil.which("node")
    if not node:
        pytest.skip("node absent : test comportemental ignoré")
    method = _slice(SRC, "moveBlock(bid,dir){", "applyLastColor(idx){")
    script = f"""
function _rtSync(){{}}
const E = {{
  blocks:[{{id:'a',type:'paragraph',content:'A'}},
          {{id:'tg',type:'toggle',content:'T',expanded:true,children:[]}},
          {{id:'c',type:'paragraph',content:'C'}}],
  sync(){{}}, pushHistory(){{}}, dirty:false, autoSave(){{}}, render(){{}},
  _focusBid(){{}}, showToast(){{}}, msgs:[],
  {method}
}};
E.moveBlock('c','right');                      // C s'indente dans le toggle
const indent = {{kids:E.blocks[1].children.map(b=>b.id).join(','), top:E.blocks.map(b=>b.id).join(',')}};
E.moveBlock('c','left');                       // C ressort à la racine : a,tg,c
const top2 = E.blocks.map(b=>b.id).join(',');
E.moveBlock('a','down');                       // A descend : tg,a,c
const ordre1 = E.blocks.map(b=>b.id).join(',');
E.moveBlock('c','up');                         // C remonte : tg,c,a
const ordre2 = E.blocks.map(b=>b.id).join(',');
E.moveBlock('c','up');                         // encore : c,tg,a
const ordre3 = E.blocks.map(b=>b.id).join(',');
E.moveBlock('c','up');                         // déjà en haut → toast, inchangé
const ordre4 = E.blocks.map(b=>b.id).join(',');
console.log(JSON.stringify({{indent:indent, top2:top2, ordre1:ordre1, ordre2:ordre2, ordre3:ordre3, ordre4:ordre4}}));
"""
    out = subprocess.run([node, "-e", script], capture_output=True, text=True,
                         timeout=30, encoding="utf-8")
    assert out.returncode == 0, out.stderr
    d = json.loads(out.stdout)
    assert d["indent"] == {"kids": "c", "top": "a,tg"}, d
    assert d["top2"] == "a,tg,c", d
    assert d["ordre1"] == "tg,a,c", d
    assert d["ordre2"] == "tg,c,a", d
    assert d["ordre3"] == "c,tg,a", d
    assert d["ordre4"] == "c,tg,a", d   # garde « déjà en haut »